1.Kindly note that this back cover is made of Environmentally sustainable Liquid Silicone Material as per ROHS Standards with a very smooth finish supported by PC(Polycarbonate) Casing inside to make it bit stiff 2.Sides & Bottom of Back cover will lack stiffness to accomodate flexibility for Buttons/design cutouts3.The Case while retaining its smoothness has very good grip & absorbs shocks protecting your hardware 4.All Sprig Liquid Silicone Cases support wireless charging 5.Sprig Liquid Silicone cases can be easily cleaned using soap water & do not lose colour over a period of time 6.Sprig does not use any recycled material/solid silicone/synthetic rubber in any of its products due to inherent Health hazards7.Microfibre cloth inside back cover minimises scratches at the back & sides of your phone 8. For Colour/Product Change Requests - Reverse pickup fee of Rs 99 will be charged else kindly drop it to nearest post office in which case, on receipt we will initiate colour change replacement